Lechmere Viaduct
E356202
Lechmere Viaduct is a historic concrete arch bridge in Boston that carries MBTA Green Line trains across the Charles River between Boston and Cambridge.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Lechmere Viaduct canonical | 2 |
How this entity was disambiguated
This entity first appeared as the object of triple T2980320 — resolving that mention is where its identity was fixed. The disambiguator weighed these candidate entities and picked the highlighted one (or “None”, minting a new entity). This is how homonymy is resolved: the same surface form can point to different entities.
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Lechmere Viaduct Context triple: [Science Park station, locatedOn, Lechmere Viaduct]
-
A.
Goyt Viaduct
Goyt Viaduct is a historic railway viaduct in Derbyshire, England, carrying tracks high over the River Goyt as part of the former Midland Railway route.
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B.
Boyne Viaduct
Boyne Viaduct is a historic 19th-century railway bridge in Drogheda, Ireland, renowned for its impressive multi-arch design and key role on the Dublin–Belfast rail line.
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C.
Digswell Viaduct
Digswell Viaduct is a prominent 19th-century railway viaduct in Hertfordshire, England, known for its long brick arches carrying trains high above the River Mimram and surrounding countryside.
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D.
Leatherhead Bridge
Leatherhead Bridge is a historic road bridge spanning the River Mole in Leatherhead, Surrey, England.
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E.
John Frost Bridge
The John Frost Bridge is a historically significant road bridge in Arnhem, Netherlands, best known as a key battle site during Operation Market Garden in World War II.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Lechmere Viaduct Target entity description: Lechmere Viaduct is a historic concrete arch bridge in Boston that carries MBTA Green Line trains across the Charles River between Boston and Cambridge.
-
A.
Goyt Viaduct
Goyt Viaduct is a historic railway viaduct in Derbyshire, England, carrying tracks high over the River Goyt as part of the former Midland Railway route.
-
B.
Boyne Viaduct
Boyne Viaduct is a historic 19th-century railway bridge in Drogheda, Ireland, renowned for its impressive multi-arch design and key role on the Dublin–Belfast rail line.
-
C.
Digswell Viaduct
Digswell Viaduct is a prominent 19th-century railway viaduct in Hertfordshire, England, known for its long brick arches carrying trains high above the River Mimram and surrounding countryside.
-
D.
Leatherhead Bridge
Leatherhead Bridge is a historic road bridge spanning the River Mole in Leatherhead, Surrey, England.
-
E.
John Frost Bridge
The John Frost Bridge is a historically significant road bridge in Arnhem, Netherlands, best known as a key battle site during Operation Market Garden in World War II.
- F. None of above. chosen
Statements (47)
How these facts were elicited
The pipeline generated the facts above by prompting gpt-5.1 with this entity's name + description and the instruction below.
Instruction
You are a knowledge base construction expert. Given a subject entity and a description of it, return factual statements that you know for the subject as a JSON list of dictionaries(triples), where keys must be "subject", "predicate" and "object". The number of facts may be very high, between 25 to 50 or more, for very popular subjects. For less popular subjects, the number of facts can be very low, like 5 or 10. # Requirements - If you don't know the subject at all, return an empty list. - If the subject is not a named entity, return an empty list. - Include at least one triple where predicate is "instanceOf". - Do not get too wordy. - Separate several objects into multiple triples with one object.
Input
Subject: Lechmere Viaduct Description of subject: Lechmere Viaduct is a historic concrete arch bridge in Boston that carries MBTA Green Line trains across the Charles River between Boston and Cambridge.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.